Steam turbine bell seals
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Aug 22, 1995
Grant Date -
N/A
app pub date -
Dec 30, 1993
filing date -
Dec 30, 1993
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An improved bell seal arrangement for steam turbines is provided that allows the bell to expand thermally without damage to the opposing seal surface of the inner shell by the addition of components that allow yielding of the seal surface without causing permanent distortion or surface damage.
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Cited Art Landscape
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